Add more MIME type examples
Add more MIME type examples

Closes #141.
okonet/react-dropzone,MySchoolManagement/react-dropzone,paramaggarwal/react-dropzone,react-dropzone/react-dropzone,kylepotts/react-dropzone,react-dropzone/react-dropzone,ianhowe76/react-dropzone,matanasa/react-dropzone,react-dropzone/react-dropzone,Flixow/react-dropzone